15 cards where the full Oracle text includes “hero's reward —”

Altar of Mogis (Battle the Horde #11)
Ecstatic Piper (Defeat a God #3)
Hydra Head (Face the Hydra #1)
Maddened Oread (Defeat a God #4)
Massacre Totem (Battle the Horde #12)
Pheres-Band Revelers (Defeat a God #5)
Plundered Statue (Battle the Horde #13)
Ravenous Brute Head (Face the Hydra #2)
Refreshing Elixir (Battle the Horde #14)
Savage Vigor Head (Face the Hydra #3)
Serpent Dancers (Defeat a God #6)
Shrieking Titan Head (Face the Hydra #4)
Snapping Fang Head (Face the Hydra #5)
Vitality Salve (Battle the Horde #15)
Wild Maenads (Defeat a God #7)

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